AM29LV065DU90REF Spansion Inc., AM29LV065DU90REF Datasheet - Page 29

• Manufacturer Part Number: AM29LV065DU90REF
• Description: Flash Memory IC
• Manufacturer: Spansion Inc.

Specifications of AM29LV065DU90REF

• Memory Size: 64Mbit
• Memory Configuration: 8M X 8
• Ic Interface Type: Parallel
• Access Time: 90ns
• Memory Case Style: TSOP
• No. Of Pins: 48
• Operating Temperature Range: -40°C To +85°C
• Termination Type: SMD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Command Definitions
Legend:
X = Don’t care
RA = Address of the memory location to be read.
RD = Data read from location RA during read operation.
PA = Address of the memory location to be programmed. Addresses
latch on the falling edge of the WE# or CE# pulse, whichever happens
later.
Notes:
1.
2. All values are in hexadecimal.
3. Except for the read cycle and the fourth cycle of the autoselect
4. Unless otherwise noted, address bits A22–A12 are don’t cares.
5. No unlock or command cycles required when device is in read
6. The Reset command is required to return to the read mode (or to
7. The fourth cycle of the autoselect command sequence is a read
8. The data is 80h for factory locked and 00h for not factory locked.
February 16, 2006
Read (Note 5)
Reset (Note 6)
Enter SecSi Sector Region
Exit SecSi Sector Region
Program
Unlock Bypass
Unlock Bypass Program (Note 10)
Unlock Bypass Reset (Note 11)
Chip Erase
Sector Erase
Erase Suspend (Note 12)
Erase Resume (Note 13)
CFI Query (Note 14)
See
command sequence, all bus cycles are write cycles.
mode.
the erase-suspend-read mode if previously in Erase Suspend)
when the device is in the autoselect mode, or if DQ5 goes high
(while the device is providing status information).
cycle. See the Autoselect Command Sequence section for more
information.
Manufacturer ID
Device ID
SecSi Sector Factory
Protect (Note 8)
Sector Group Protect Verify
(Note 9)
Table 1
Command
Sequence
(Note 1)
for description of bus operations.
3
2
2
1
1
4
4
4
4
3
4
4
6
6
1
1
1
Table 10. Am29LV065D Command Definitions
Addr
XXX
XXX
XXX
XXX
XXX
XXX
XXX
XXX
XXX
XXX
XXX
XXX
XXX
XXX
XXX
RA
XX
First
Data
RD
AA
AA
AA
AA
AA
AA
AA
AA
AA
AA
F0
A0
B0
90
30
98
Addr
XXX
XXX
XXX
XXX
XXX
XXX
XXX
XXX
XXX
XXX
XXX
PA
Second
Am29LV065D
Data
PD
55
55
55
55
55
55
55
55
00
55
55
PD = Data to be programmed at location PA. Data latches on the rising
edge of WE# or CE# pulse, whichever happens first.
SA = Address of the sector to be verified (in autoselect mode) or
erased. Address bits A22–A16 uniquely select any sector.
9. The data is 00h for an unprotected sector group and 01h for a
10. The Unlock Bypass command is required prior to the Unlock
11. The Unlock Bypass Reset command is required to return to the
12. The system may read and program in non-erasing sectors, or
13. The Erase Resume command is valid only during the Erase
14. Command is valid when device is ready to read array data or when
Addr
XXX
XXX
XXX
XXX
XXX
XXX
XXX
XXX
XXX
XXX
Third
Bus Cycles (Notes 2–4)
protected sector group.
Bypass Program command.
read mode when the device is in the unlock bypass mode.
enter the autoselect mode, when in the Erase Suspend mode.
The Erase Suspend command is valid only during a sector erase
operation.
Suspend mode.
device is in autoselect mode.
Data
A0
90
90
90
90
88
90
20
80
80
(SA)X02
Addr
XXX
XXX
XXX
X00
X01
X03
PA
Fourth
80/00
00/01
Data
PD
AA
AA
01
93
00
Addr
XXX
XXX
Fifth
Data
55
55
Addr
XXX
SA
Sixth
Data
10
30
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